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<?php |
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declare(strict_types=1); |
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namespace Yansongda\Pay\Plugin\Wechat\Pay\Jsapi; |
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use Closure; |
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use Throwable; |
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use Yansongda\Pay\Contract\PluginInterface; |
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use Yansongda\Pay\Exception\ContainerException; |
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use Yansongda\Pay\Exception\Exception; |
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use Yansongda\Pay\Exception\InvalidConfigException; |
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use Yansongda\Pay\Exception\InvalidResponseException; |
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use Yansongda\Pay\Exception\ServiceNotFoundException; |
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use Yansongda\Pay\Logger; |
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use Yansongda\Pay\Rocket; |
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use Yansongda\Supports\Collection; |
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use Yansongda\Supports\Config; |
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use Yansongda\Supports\Str; |
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use function Yansongda\Pay\get_wechat_config; |
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use function Yansongda\Pay\get_wechat_config_type_key; |
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use function Yansongda\Pay\get_wechat_sign; |
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/** |
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* @see https://pay.weixin.qq.com/docs/merchant/apis/jsapi-payment/jsapi-transfer-payment.html |
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* @see https://pay.weixin.qq.com/docs/partner/apis/partner-jsapi-payment/jsapi-transfer-payment.html |
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*/ |
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class InvokePlugin implements PluginInterface |
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{ |
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/** |
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* @throws ContainerException |
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* @throws InvalidConfigException |
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* @throws InvalidResponseException |
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* @throws ServiceNotFoundException |
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* @throws Throwable 生成随机串失败 |
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*/ |
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public function assembly(Rocket $rocket, Closure $next): Rocket |
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{ |
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/* @var Rocket $rocket */ |
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$rocket = $next($rocket); |
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Logger::debug('[Wechat][Pay][Jsapi][InvokePlugin] 插件开始装载', ['rocket' => $rocket]); |
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$destination = $rocket->getDestination(); |
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$prepayId = $destination->get('prepay_id'); |
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if (is_null($prepayId)) { |
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Logger::error('[Wechat][Pay][Jsapi][InvokePlugin] 预下单失败：响应缺少 `prepay_id` 参数，请自行检查参数是否符合微信要求', $destination->all()); |
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throw new InvalidResponseException(Exception::RESPONSE_MISSING_NECESSARY_PARAMS, $destination->get('message', '预下单失败：响应缺少 `prepay_id` 参数，请自行检查参数是否符合微信要求'), $destination->all()); |
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} |
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$params = $rocket->getParams(); |
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$config = get_wechat_config($params); |
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$rocket->setDestination($this->getInvokeConfig($params, $config, $prepayId)); |
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Logger::info('[Wechat][Pay][Jsapi][InvokePlugin] 插件装载完毕', ['rocket' => $rocket]); |
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return $rocket; |
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} |
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/** |
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* @throws InvalidConfigException |
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* @throws Throwable 生成随机串失败 |
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*/ |
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protected function getInvokeConfig(array $params, array $config, string $prepayId): Config |
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{ |
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$invokeConfig = new Config([ |
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'appId' => $config[get_wechat_config_type_key($params)] ?? '', |
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'timeStamp' => time().'', |
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'nonceStr' => Str::random(32), |
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'package' => 'prepay_id='.$prepayId, |
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'signType' => 'RSA', |
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]); |
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$invokeConfig->set('paySign', $this->getSign($invokeConfig, $config)); |
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return $invokeConfig; |
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} |
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/** |
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* @throws InvalidConfigException |
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*/ |
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protected function getSign(Collection $invokeConfig, array $config): string |
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{ |
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$contents = $invokeConfig->get('appId', '')."\n". |
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$invokeConfig->get('timeStamp', '')."\n". |
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$invokeConfig->get('nonceStr', '')."\n". |
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$invokeConfig->get('package', '')."\n"; |
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return get_wechat_sign($config, $contents); |
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} |
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} |
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yansongda /
pay
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